2107567

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 2663424

約数和(自身を除く): 555857

約数列:

[1, 7, 11, 77, 101, 271, 707, 1111, 1897, 2981, 7777, 20867, 27371, 191597, 301081, 2107567]

約数ペア:

[(1, 2107567), (7, 301081), (11, 191597), (77, 27371), (101, 20867), (271, 7777), (707, 2981), (1111, 1897)]